UBUNTU-CVE-2020-14342

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    UBUNTU-CVE-2020-14342

    Published: 9 Sept 2020Last Modified: 4 Feb 2026
    Upstream:
    CVE-2020-14342

    Summary:

    Details: It was found that cifs-utils' mount.cifs was invoking a shell when requesting the Samba password, which could be used to inject arbitrary commands. An attacker able to invoke mount.cifs with special permission, such as via sudo rules, could use this flaw to escalate their privileges.

    References: https://ubuntu.com/security/CVE-2020-14342, https://lists.samba.org/archive/samba-technical/2020-September/135747.html, https://ubuntu.com/security/notices/USN-5459-1, https://www.cve.org/CVERecord?id=CVE-2020-14342, https://ubuntu.com/security/notices/USN-7688-1

    Affected packages

    Package

    Name: cifs-utils

    Purl: pkg:deb/ubuntu/cifs-utils@2:6.0-1ubuntu2+esm1?arch=source&distro=esm-infra-legacy/trusty

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -2:6.0-1ubuntu2+esm1

    Affected versions

    2:6.0-1ubuntu2

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    UBUNTU-CVE-2020-14342 | CVE-DB